Example usage for javax.swing JMenuItem setText

List of usage examples for javax.swing JMenuItem setText

Introduction

In this page you can find the example usage for javax.swing JMenuItem setText.

Prototype

@BeanProperty(preferred = true, visualUpdate = true, description = "The button's text.")
public void setText(String text) 

Source Link

Document

Sets the button's text.

Usage

From source file:com.projity.menu.MenuManager.java

public void setText(String id, String text) {
    Collection buttons = toolBarFactory.getButtonsFromId(id);
    if (buttons != null) {
        Iterator i = buttons.iterator();
        while (i.hasNext()) {
            AbstractButton button = (AbstractButton) i.next();
            if (button != null)
                button.setToolTipText(text);
        }//from  ww  w .j  a  v a2  s .c o  m
    }
    JMenuItem menuItem = menuFactory.getMenuItemFromId(id);
    if (menuItem != null)
        menuItem.setText(text);
}

From source file:cz.lidinsky.editor.Menu.java

protected void setLabel(final JMenuItem menuItem, final String label) {
    if (label != null) {
        int mnemonicIndex = label.indexOf('_');
        if (mnemonicIndex >= 0) {
            String text = StringUtils.remove(label, '_');
            int key = text.codePointAt(mnemonicIndex);
            menuItem.setText(text);
            menuItem.setMnemonic(key);//from   w  ww  . j a va2s .co  m
        } else {
            menuItem.setText(label);
        }
    }
}

From source file:com.jidesoft.spring.richclient.docking.JideApplicationLifecycleAdvisor.java

@Override
public void onPostStartup() {
    initializeRepaintManager();//from  w w w  .  j  a  v  a 2 s. c o m
    if (devOption == false) {
        JMenuBar menuBar = Application.instance().getActiveWindow().getControl().getJMenuBar();
        for (int i = 0; i < menuBar.getMenuCount(); i++) {
            //TODO:I18N
            if (menuBar.getMenu(i).getText().equals("Admin")) {
                menuBar.getMenu(i).setVisible(false);
            }
        }
    }
    JMenuBar menuBar = Application.instance().getActiveWindow().getControl().getJMenuBar();
    for (int i = 0; i < menuBar.getMenuCount(); i++) {
        // recent games
        //TODO: I18N
        if (menuBar.getMenu(i).getText().equals("Game")) {
            for (int j = 0; j < menuBar.getMenu(i).getItemCount(); j++) {
                if (menuBar.getMenu(i).getItem(j) != null && menuBar.getMenu(i).getItem(j).getText() != null
                        && menuBar.getMenu(i).getItem(j).getText().equals("Recent Games")) {
                    JMenu menu = (JMenu) menuBar.getMenu(i).getItem(j);
                    RecentGames rg = new RecentGames();
                    ArrayList<RecentGames.RecentGameInfo> rgis = rg.getRecentGameInfo();
                    for (RecentGameInfo rgi : rgis) {
                        final RecentGameInfo frgi = rgi;
                        JMenuItem mu = new JMenuItem();
                        mu.setText("Game " + String.valueOf(rgi.getNumber()));
                        mu.addActionListener(new ActionListener() {
                            @Override
                            public void actionPerformed(ActionEvent e) {
                                LoadGame loadGame = new LoadGame(frgi.getFile());
                                loadGame.execute();
                            }
                        });
                        menu.add(mu);
                    }
                }
            }
        }

        // user guide
        //TODO:I18N
        if (menuBar.getMenu(i).getText().equals("Help")) {
            try {
                final File f = new File("JOverseerUserGuide.pdf");
                if (f.exists()) {
                    //TODO:I18N
                    JMenuItem mi = new JMenuItem("User's Guide");
                    mi.addActionListener(new ActionListener() {
                        @Override
                        public void actionPerformed(ActionEvent e) {
                            try {
                                Runtime.getRuntime()
                                        .exec("rundll32 url.dll,FileProtocolHandler " + f.getAbsolutePath());
                            } catch (Exception exc) {
                                // do nothing
                            }
                        }
                    });
                    menuBar.getMenu(i).add(new JSeparator());
                    menuBar.getMenu(i).add(mi);
                }
            } catch (Exception exc) {
                // do nothing
            }
        }

    }

    if (JOverseerJIDEClient.cmdLineArgs != null && JOverseerJIDEClient.cmdLineArgs.length == 1
            && JOverseerJIDEClient.cmdLineArgs[0].endsWith(".jov")) {
        String fname = JOverseerJIDEClient.cmdLineArgs[0];
        File f = new File(fname);
        if (f.exists()) {
            LoadGame lg = new LoadGame(fname);
            lg.loadGame();
        }
    }
}

From source file:gtu._work.etc.GoogleContactUI.java

void googleTableMouseClicked(MouseEvent evt) {
    try {/*from  w  w w . j  a  v a 2 s  . c  o  m*/
        JPopupMenuUtil popupUtil = JPopupMenuUtil.newInstance(googleTable).applyEvent(evt);

        //CHANGE ENCODE
        popupUtil.addJMenuItem("set encode", new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                try {
                    String code = StringUtils.defaultString(JOptionPaneUtil.newInstance().iconPlainMessage()
                            .showInputDialog("input file encode", "ENCODE"), "UTF8");
                    encode = Charset.forName(code).displayName();
                } catch (Exception ex) {
                    JCommonUtil.handleException(ex);
                }
                System.err.println("encode : " + encode);
            }
        });

        //SIMPLE LOAD GOOGLE CSV FILE
        popupUtil.addJMenuItem("open Google CSV file", new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                File file = JFileChooserUtil.newInstance().selectFileOnly().addAcceptFile("csv", ".csv")
                        .showOpenDialog().getApproveSelectedFile();
                if (file == null) {
                    errorMessage("file is not correct!");
                    return;
                }
                try {
                    if (file.getName().endsWith(".csv")) {
                        DefaultTableModel model = (DefaultTableModel) googleTable.getModel();
                        LineNumberReader reader = new LineNumberReader(
                                new InputStreamReader(new FileInputStream(file), GOOGLE_CVS_ENCODE));
                        for (String line = null; (line = reader.readLine()) != null;) {
                            if (reader.getLineNumber() == 1) {
                                continue;
                            }
                            model.addRow(line.split(","));
                        }
                        reader.close();
                        googleTable.setModel(model);
                        JTableUtil.newInstance(googleTable).hiddenAllEmptyColumn();
                    }
                } catch (Exception ex) {
                    JCommonUtil.handleException(ex);
                }
            }
        });

        //SAVE CSV FILE FOR GOOGLE
        popupUtil.addJMenuItem("save to Google CVS file", new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                File file = JFileChooserUtil.newInstance().selectFileOnly().addAcceptFile(".csv", ".csv")
                        .showSaveDialog().getApproveSelectedFile();
                if (file == null) {
                    errorMessage("file is not correct!");
                    return;
                }
                file = FileUtil.getIndicateFileExtension(file, ".csv");
                try {
                    BufferedWriter writer = new BufferedWriter(
                            new OutputStreamWriter(new FileOutputStream(file), GOOGLE_CVS_ENCODE));
                    StringBuilder sb = new StringBuilder();
                    for (Object title : googleColumns) {
                        sb.append(title + ",");
                    }
                    sb.deleteCharAt(sb.length() - 1);
                    System.out.println(sb);
                    writer.write(sb.toString());
                    writer.newLine();
                    DefaultTableModel model = (DefaultTableModel) googleTable.getModel();
                    for (int row = 0; row < model.getRowCount(); row++) {
                        sb = new StringBuilder();
                        for (int col = 0; col < model.getColumnCount(); col++) {
                            String colVal = StringUtils.defaultString((String) model.getValueAt(row, col), "");
                            if (colVal.equalsIgnoreCase("null")) {
                                colVal = "";
                            }
                            sb.append(colVal + ",");
                        }
                        sb.deleteCharAt(sb.length() - 1);
                        System.out.println(sb);
                        writer.write(sb.toString());
                        writer.newLine();
                    }
                    writer.flush();
                    writer.close();
                } catch (Exception ex) {
                    JCommonUtil.handleException(ex);
                }
            }
        });

        //PASTE CLIPBOARD
        popupUtil.addJMenuItem("paste clipboard", new ActionListener() {
            public void actionPerformed(ActionEvent paramActionEvent) {
                JTableUtil.newInstance(googleTable).pasteFromClipboard_multiRowData(true);
            }
        });

        popupUtil.addJMenuItem("paste clipboard to selected cell", new ActionListener() {
            public void actionPerformed(ActionEvent paramActionEvent) {
                JTableUtil.newInstance(googleTable).pasteFromClipboard_singleValueToSelectedCell();
            }
        });

        JMenuItem addEmptyRowItem = JTableUtil.newInstance(googleTable).jMenuItem_addRow(false,
                "add row count?");
        addEmptyRowItem.setText("add row");
        JMenuItem removeColumnItem = JTableUtil.newInstance(googleTable).jMenuItem_removeColumn(null);
        removeColumnItem.setText("remove column");
        JMenuItem removeRowItem = JTableUtil.newInstance(googleTable).jMenuItem_removeRow(null);
        removeRowItem.setText("remove row");
        JMenuItem removeAllRowItem = JTableUtil.newInstance(googleTable)
                .jMenuItem_removeAllRow("remove all row?");
        removeAllRowItem.setText("remove all row");
        JMenuItem clearSelectedCellItem = JTableUtil.newInstance(googleTable)
                .jMenuItem_clearSelectedCell("are you sure clear selected area?");
        clearSelectedCellItem.setText("clear selected area");
        popupUtil.addJMenuItem(addEmptyRowItem, removeColumnItem, removeRowItem, removeAllRowItem,
                clearSelectedCellItem);
        popupUtil.show();
    } catch (Exception ex) {
        JCommonUtil.handleException(ex);
    }
}

From source file:TextCutPaste.java

/**
 * Create an Edit menu to support cut/copy/paste.
 *///from   w w  w.  j  a  v  a 2s . c  om
public JMenuBar createMenuBar() {
    JMenuItem menuItem = null;
    JMenuBar menuBar = new JMenuBar();
    JMenu mainMenu = new JMenu("Edit");
    mainMenu.setMnemonic(KeyEvent.VK_E);

    menuItem = new JMenuItem(new DefaultEditorKit.CutAction());
    menuItem.setText("Cut");
    menuItem.setMnemonic(KeyEvent.VK_T);
    mainMenu.add(menuItem);

    menuItem = new JMenuItem(new DefaultEditorKit.CopyAction());
    menuItem.setText("Copy");
    menuItem.setMnemonic(KeyEvent.VK_C);
    mainMenu.add(menuItem);

    menuItem = new JMenuItem(new DefaultEditorKit.PasteAction());
    menuItem.setText("Paste");
    menuItem.setMnemonic(KeyEvent.VK_P);
    mainMenu.add(menuItem);

    menuBar.add(mainMenu);
    return menuBar;
}

From source file:DragColorTextFieldDemo.java

public JMenuBar createMenuBar() {
    JMenuItem menuItem = null;
    JMenuBar menuBar = new JMenuBar();
    JMenu mainMenu = new JMenu("Edit");
    mainMenu.setMnemonic(KeyEvent.VK_E);

    menuItem = new JMenuItem(new DefaultEditorKit.CutAction());
    menuItem.setText("Cut");
    menuItem.setMnemonic(KeyEvent.VK_T);
    mainMenu.add(menuItem);//from w  w  w .j  a v a  2 s  .  c  o m
    menuItem = new JMenuItem(new DefaultEditorKit.CopyAction());
    menuItem.setText("Copy");
    menuItem.setMnemonic(KeyEvent.VK_C);
    mainMenu.add(menuItem);
    menuItem = new JMenuItem(new DefaultEditorKit.PasteAction());
    menuItem.setText("Paste");
    menuItem.setMnemonic(KeyEvent.VK_P);
    mainMenu.add(menuItem);

    menuBar.add(mainMenu);
    return menuBar;
}

From source file:biz.wolschon.finance.jgnucash.panels.WritableTransactionsPanel.java

/**
 * @return the context-menu for the transactionTable.
 * @see #getTransactionTable()/*w ww  . j av  a 2s  .  c  o  m*/
 */
private Component getTransactionTableContextMenu() {
    if (myContextMenu == null) {
        myContextMenu = new JPopupMenu();

        PluginManager manager = getPluginManager();
        // if we are configured for the plugin-api
        if (manager != null) {
            ExtensionPoint toolExtPoint = manager.getRegistry().getExtensionPoint(getPluginDescriptor().getId(),
                    "TransactionMenuAction");
            for (Iterator<Extension> it = toolExtPoint.getConnectedExtensions().iterator(); it.hasNext();) {
                Extension ext = it.next();
                String pluginName = "unknown";

                try {
                    pluginName = ext.getParameter("name").valueAsString();
                    JMenuItem newMenuItem = new JMenuItem();
                    newMenuItem.putClientProperty("extension", ext);
                    newMenuItem.setText(pluginName);
                    newMenuItem.addActionListener(new TransactionMenuActionMenuAction(ext, pluginName));
                    myContextMenu.add(newMenuItem);
                } catch (Exception e) {
                    LOG.log(Level.SEVERE, "cannot load TransactionMenuAction-Plugin '" + pluginName + "'", e);
                    JOptionPane.showMessageDialog(this, "Error",
                            "Cannot load TransactionMenuAction-Plugin '" + pluginName + "'",
                            JOptionPane.ERROR_MESSAGE);
                }
            }
        }

    }
    return myContextMenu;
}

From source file:gg.pistol.sweeper.gui.component.DecoratedPanel.java

/**
 * Helper method to add a contextual menu on a text component that will allow for Copy & Select All text actions.
 *//*  w w  w.  ja  va  2 s .c om*/
protected void addCopyMenu(final JTextComponent component) {
    Preconditions.checkNotNull(component);

    if (!component.isEditable()) {
        component.setCursor(new Cursor(Cursor.TEXT_CURSOR));
    }

    final JPopupMenu contextMenu = new JPopupMenu();
    JMenuItem copy = new JMenuItem(component.getActionMap().get(DefaultEditorKit.copyAction));
    copy.setText(i18n.getString(I18n.TEXT_COPY_ID));
    contextMenu.add(copy);
    contextMenu.addSeparator();

    JMenuItem selectAll = new JMenuItem(component.getActionMap().get(DefaultEditorKit.selectAllAction));
    selectAll.setText(i18n.getString(I18n.TEXT_SELECT_ALL_ID));
    contextMenu.add(selectAll);

    component.addMouseListener(new MouseAdapter() {
        public void mousePressed(MouseEvent e) {
            if (e.getButton() == MouseEvent.BUTTON3) {
                contextMenu.show(component, e.getX(), e.getY());
            }
        }
    });
}

From source file:gtu._work.ui.SaveFileToPropertiesUI.java

private void initGUI() {
    try {// ww w.  j av a2  s.  co m
        BorderLayout thisLayout = new BorderLayout();
        setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
        getContentPane().setLayout(thisLayout);
        this.setTitle("save file to properties");
        {
            jTabbedPane1 = new JTabbedPane();
            getContentPane().add(jTabbedPane1, BorderLayout.CENTER);
            {
                jPanel1 = new JPanel();
                BorderLayout jPanel1Layout = new BorderLayout();
                jPanel1.setLayout(jPanel1Layout);
                jTabbedPane1.addTab("load", null, jPanel1, null);
                {
                    jScrollPane2 = new JScrollPane();
                    jPanel1.add(jScrollPane2, BorderLayout.CENTER);
                    {
                        textArea = new JTextArea();
                        jScrollPane2.setViewportView(textArea);
                    }
                }
                {
                    jPanel2 = new JPanel();
                    jPanel1.add(jPanel2, BorderLayout.NORTH);
                    jPanel2.setPreferredSize(new java.awt.Dimension(400, 40));
                    {
                        addPropsFile = new JButton();
                        jPanel2.add(addPropsFile);
                        addPropsFile.setText("load properties from file");
                        addPropsFile.setPreferredSize(new java.awt.Dimension(234, 30));
                        addPropsFile.addActionListener(new ActionListener() {
                            public void actionPerformed(ActionEvent evt) {
                                File file = JFileChooserUtil.newInstance().selectFileOnly().showOpenDialog()
                                        .getApproveSelectedFile();
                                if (file == null) {
                                    JOptionPaneUtil.newInstance().iconErrorMessage()
                                            .showMessageDialog("file is not correct!", "ERROR");
                                    return;
                                }
                                try {
                                    props.load(new InputStreamReader(new FileInputStream(file),
                                            (String) openUnknowFilecharSet.getSelectedItem()));
                                    reloadPropertiesTable();
                                } catch (Exception e) {
                                    JCommonUtil.handleException(e);
                                }
                            }
                        });
                    }
                    {
                        openFile = new JButton();
                        jPanel2.add(openFile);
                        openFile.setText("open unknow file");
                        openFile.setPreferredSize(new java.awt.Dimension(204, 30));
                        openFile.addActionListener(new ActionListener() {
                            public void actionPerformed(ActionEvent evt) {
                                File file = JFileChooserUtil.newInstance().selectFileOnly().showOpenDialog()
                                        .getApproveSelectedFile();
                                if (file == null) {
                                    JOptionPaneUtil.newInstance().iconErrorMessage()
                                            .showMessageDialog("file is not correct!", "ERROR");
                                    return;
                                }
                                try {
                                    String encode = (String) openUnknowFilecharSet.getSelectedItem();
                                    BufferedReader reader = new BufferedReader(
                                            new InputStreamReader(new FileInputStream(file), encode));
                                    StringBuilder sb = new StringBuilder();
                                    for (String line = null; (line = reader.readLine()) != null;) {
                                        sb.append(line + "\n");
                                    }
                                    reader.close();
                                    textArea.setText(textArea.getText() + "\n" + sb);
                                } catch (IOException e) {
                                    JCommonUtil.handleException(e);
                                }
                            }
                        });
                    }
                    {
                        ComboBoxModel openUnknowFilecharSetModel = new DefaultComboBoxModel(
                                new String[] { "BIG5", "UTF8" });
                        openUnknowFilecharSet = new JComboBox();
                        jPanel2.add(openUnknowFilecharSet);
                        openUnknowFilecharSet.setModel(openUnknowFilecharSetModel);
                        openUnknowFilecharSet.setPreferredSize(new java.awt.Dimension(73, 24));
                    }
                    {
                        appendTextAreaToProps = new JButton();
                        jPanel2.add(appendTextAreaToProps);
                        appendTextAreaToProps.setText("append textarea to properties");
                        appendTextAreaToProps.setPreferredSize(new java.awt.Dimension(227, 30));
                        appendTextAreaToProps.addActionListener(new ActionListener() {
                            public void actionPerformed(ActionEvent evt) {
                                if (StringUtils.isBlank(textArea.getText())) {
                                    JOptionPaneUtil.newInstance().iconErrorMessage()
                                            .showMessageDialog("textArea is empty", "ERROR");
                                    return;
                                }
                                try {
                                    BufferedReader reader = new BufferedReader(
                                            new StringReader(textArea.getText()));
                                    int pos = -1;
                                    String key = null;
                                    String value = null;
                                    for (String line = null; (line = reader.readLine()) != null;) {
                                        if ((pos = line.lastIndexOf("=")) != -1) {
                                            key = line.substring(0, pos);
                                            value = line.substring(pos + 1);
                                            props.put(key, value);
                                        }
                                    }
                                    reader.close();
                                    JOptionPaneUtil.newInstance().iconInformationMessage()
                                            .showMessageDialog("append success!", "SUCCESS");
                                    reloadPropertiesTable();
                                } catch (IOException e) {
                                    JCommonUtil.handleException(e);
                                }
                            }
                        });
                    }
                }
            }
            {
                jPanel3 = new JPanel();
                BorderLayout jPanel3Layout = new BorderLayout();
                jPanel3.setLayout(jPanel3Layout);
                jTabbedPane1.addTab("props edit", null, jPanel3, null);
                {
                    jScrollPane1 = new JScrollPane();
                    jPanel3.add(jScrollPane1, BorderLayout.CENTER);
                    jScrollPane1.setPreferredSize(new java.awt.Dimension(629, 361));
                    {
                        TableModel propsTableModel = new DefaultTableModel();
                        propsTable = new JTable();
                        jScrollPane1.setViewportView(propsTable);
                        propsTable.addMouseListener(new MouseAdapter() {
                            public void mouseClicked(MouseEvent evt) {
                                if (propsTable.getRowCount() == 0) {
                                    return;
                                }
                                int rowPos = JTableUtil.newInstance(propsTable).getSelectedRow();
                                Object key = propsTable.getValueAt(rowPos, 0);
                                Object value = propsTable.getValueAt(rowPos, 1);

                                JMenuItem insertRowItem = JTableUtil.newInstance(propsTable)
                                        .jMenuItem_addRow(false, null);
                                insertRowItem.setText("inert row...");

                                String rowInfo = "delete row : [" + key + "] = [" + value + "]";
                                JMenuItem delRowItem = JTableUtil.newInstance(propsTable)
                                        .jMenuItem_removeRow("are you sure remove row : \n" + rowInfo);
                                delRowItem.setText(rowInfo);

                                JPopupMenuUtil.newInstance(propsTable).applyEvent(evt)
                                        .addJMenuItem(insertRowItem, delRowItem).show();
                            }
                        });
                        propsTable.setModel(propsTableModel);
                        JTableUtil.defaultSetting(propsTable);
                    }
                }
                {
                    jPanel4 = new JPanel();
                    jPanel3.add(jPanel4, BorderLayout.SOUTH);
                    jPanel4.setPreferredSize(new java.awt.Dimension(629, 45));
                    {
                        clearProps = new JButton();
                        jPanel4.add(clearProps);
                        clearProps.setText("clear properties");
                        clearProps.setPreferredSize(new java.awt.Dimension(182, 36));
                        clearProps.addActionListener(new ActionListener() {
                            public void actionPerformed(ActionEvent evt) {
                                props.clear();
                                reloadPropertiesTable();
                            }
                        });
                    }
                    {
                        savePropsToFile = new JButton();
                        jPanel4.add(savePropsToFile);
                        savePropsToFile.setText("save properties to file");
                        savePropsToFile.setPreferredSize(new java.awt.Dimension(182, 36));
                        savePropsToFile.addActionListener(new ActionListener() {
                            public void actionPerformed(ActionEvent evt) {
                                File file = JFileChooserUtil.newInstance().selectFileOnly().showSaveDialog()
                                        .getApproveSelectedFile();
                                if (file == null) {
                                    JOptionPaneUtil.newInstance().iconErrorMessage()
                                            .showMessageDialog("file is not correct!", "ERROR");
                                    return;
                                }
                                try {
                                    props.clear();
                                    DefaultTableModel model = (DefaultTableModel) propsTable.getModel();
                                    Object key = null;
                                    Object value = null;
                                    for (int ii = 0; ii < model.getRowCount(); ii++) {
                                        key = model.getValueAt(ii, 0);
                                        value = model.getValueAt(ii, 1);
                                        props.put(key, value);
                                    }
                                    props.store(new FileOutputStream(file),
                                            SaveFileToPropertiesUI.class.getSimpleName());
                                    JOptionPaneUtil.newInstance().iconInformationMessage()
                                            .showMessageDialog("save completed!\n" + file, "SUCCESS");
                                } catch (IOException e) {
                                    JCommonUtil.handleException(e);
                                }
                            }
                        });
                    }
                }
            }
        }
        pack();
        this.setSize(798, 505);
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:org.sbml.bargraph.MainWindow.java

/**
 * Set up menus when running under Windows.
 *//*from  www  . ja  v a  2  s .  c o  m*/
public void registerForEvents() {
    Log.note("Setting up the Windows menus.");

    JMenuItem fileExitItem = new JMenuItem();
    fileExitItem
            .setAccelerator(javax.swing.KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_W, shortcutKeyMask));
    fileExitItem.setMnemonic(java.awt.event.KeyEvent.VK_C);
    fileExitItem.setText("Exit");
    fileExitItem.setToolTipText("Exit application");
    fileExitItem.addActionListener(new java.awt.event.ActionListener() {
        @Override
        public void actionPerformed(java.awt.event.ActionEvent evt) {
            quit();
        }
    });

    fileMenu.addSeparator();
    fileMenu.add(fileExitItem);

    JMenu helpMenu = new JMenu();
    helpMenu.setText("Help");

    JMenuItem aboutMenuItem = new JMenuItem();
    aboutMenuItem.setText("About " + Config.APP_NAME);
    aboutMenuItem.addActionListener(new java.awt.event.ActionListener() {
        @Override
        public void actionPerformed(java.awt.event.ActionEvent evt) {
            about();
        }
    });

    helpMenu.add(aboutMenuItem);
    menuBar.add(helpMenu);
}